The sun. [volume] (New York [N.Y.]) 1833-1916, 1887-07-10
pnoroenArnrxa THE Stars.
An Iu,rortsnt Expedition or Astrcnoraers
from Harvard College to Colorado.

From the BOSTON Adp.ytiser.
Tho main facts concerning the munlfccnt
bequest TO the trlistces Of Harvard College OBJ
eeryatory by tho Will of tho lutte Urlah A.
beameathsd was definitely ds,erminod. The
more BY SccSm,,Iation Of interest, V was "a made
q astronomy. and definite application as then
photography. Preparations had been entered
upon for the establishment Of mn observatory
high altitude in the State OF Colorado :.
=, The enterprise thus projected being part OF
the work q the Harynrd College 9bservrtoTy
Pickering. the head q TINT institution, but rs
denariment or snb;diyisi2n OF The obserMyn-
w. H. Pickering. the Professors brother. who
becomes one OF the Official corps OF the obser-
vgtory.
the work Is entered upon. Mr.. W; II: Picker
Ing, started for Colorado on Friday last. taking
altogether, Of tho most perfect apparatus
known to science accompanying HIN were ere
II. 4. II. Clifford, who have recently been IN the
service Of the Institute Of Technology and who
wcre Graduates Of that inetitution 0f the class
day for COLORADO. and Will remain thcre some
months until the PROPOSED mountain observa-
This beginning is in itself an event In the
progress Of Astronomical science, for the rem
son chat tho art OF stellar photosraphy. which ch
never yet lind opened to It SO favorable a. field
for its exercise as that here at command. and
both in respect to quality and amount, COM
parable with that now to be nut into use. Is
ii bs the world
the, origlna, device Of the Messrs., Pickering,
and the product OF those few months OF prep
Tho Significance Of this undertaking is we'll
understood among scientists, both IN this
erins has Hr received letters from such resident
IN different mountain regions Of Europe. ut the
Cone Of Good Hope, and near tho ranges OF the
u position in their respective neighborhoods
for this important Undertaking.
sa the pos
ment tho work 70 be done In Colorado is OK.
Tie eaisenei so WIZ in hish attitudes
will DO nscertaIned. and oil Instrumental and
%here he s maze
close at hand, All being duly tested the ulti-
mate step will be taken in establishing per.
IRE not at command, south OF the equator In
the Andes range.
eadns esens o pHo
fers Of assistance Of various kinds have been
Wits T4 ct q hs Rsass
wise, on a the main Inc Of railroad extending
The town has an elevation Of about 9 1000 feet
above the sea. Positions OF greater altitude are
e SEcs
come more remote and find their maximum In,
the wel:known Pixies Peak which , e several ey .Sd
MiR Ghsa Il aa
eooperation In tho new enterprise, and viii give
nation derived from more distant points. but
yyn In MI In fnV NH n m mn I
The mm me search viii be- Tor Conditions
Of atmosphere most favorable for photographi99
SUITABILITY y't q Temperature: considerable
height is also essential. The peak is about
fos the tBe th9 nos9on
will doubtless be found. The Importance OF
height is In getting rid Of the denser atmos-
sunlight. The, more rareied atmosphere
abounds In the blue rays. which are the work
inE elements OF the photSSgyapher ~ ,ooo.o
miles mil distant from tie springs. and has rail.
heshs o 1860 M BE- q
service in conveying tas heavy i instrunents
PEND ID on Sp' mules i Tor carriSEe WhateSer es-
periments are made near the Syringe will.
however. be OF practical value at Lendville. As
the atmospheric conditions are not materially
The instruments taken by Mr.. W H. Picker
ture .y made By CLARK Of Cambridge. about
half dozen telescopes Of smaller apertures.
that is. of four inches or less, numerous np-
pliances OF new design. mostly for Photographic
work. and self-recording barometers and Their
mometers.
At the establishment Of Clark there Is in pro.
cess Of manufacturing telescope OF 13-inch and
another Of 10-inch dimensions. both being pro-
yided with Photographic lenses. The 13-inch
instrument already forwarded Il for visual use.
is in tho 1S-inch telescope. The result Of num-
erops conferences between the users and the
makers OF the instrument is that q modified or
reversible tense has been introduced SO that
the same instrument can be used alternately Siyy
In itself may DO reckoned q triumph already
achieved, which in the record must 60 to the
credit OF this expedition.
The Photographic plates will be returned to
Cambridge to be worked up for results and for
lego observatory. 1t ia not probable that OBJ
seryations will be continued In Colorado after
paratus will be So secured against the weather
rs to be available In the early spring. and long
season for practical work will be assured for
tho neyt